Pennsylvania German vs Ghanaian Vision Disability

The statistical analysis conducted on geographies consisting of 233,923,332 people shows a moderate positive correlation between the proportion of Pennsylvania Germans and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.479 and weighted average of 2.2%. Similarly, the statistical analysis conducted on geographies consisting of 190,620,307 people shows a mild positive correlation between the proportion of Ghanaians and percentage of population with vision disability in the United States with a correlation coefficient (R) of 0.324 and weighted average of 2.2%, a difference of 0.77%.

In terms of vision disability, the demographic groups most similar to Pennsylvania Germans are Immigrants from Nigeria (2.2%, a difference of 0.13%), Samoan (2.2%, a difference of 0.14%), German (2.2%, a difference of 0.14%), Immigrants from Guyana (2.2%, a difference of 0.17%), and Immigrants from Brazil (2.2%, a difference of 0.18%). Similarly, the demographic groups most similar to Ghanaians are Czechoslovakian (2.2%, a difference of 0.020%), Immigrants from El Salvador (2.2%, a difference of 0.070%), Immigrants from Grenada (2.2%, a difference of 0.11%), Immigrants from Thailand (2.2%, a difference of 0.16%), and Immigrants (2.2%, a difference of 0.17%).